158653881

素因数分解:

$3^2\times {\mathrm{661}}^1\times {\mathrm{26669}}^1$

素因数の和:27336

約数の個数: 12

約数和(自身を含む): 229522020

約数和(自身を除く): 70868139

約数列:

[1, 3, 9, 661, 1983, 5949, 26669, 80007, 240021, 17628209, 52884627, 158653881]

約数ペア:

[(1, 158653881), (3, 52884627), (9, 17628209), (661, 240021), (1983, 80007), (5949, 26669)]